SRAM CenterlineX 6-Bolt Rotor 140mmThe famous SRAM Centerline Rotor was designed with vents that run through the center of the braking track to keep the center of friction consistent throughout rotation while dissipating heat, thereby minimizing vibration and offering consistent performance and a quiet ride. Take advantage of the latest in SRAM disc brake rotor technology with the SRAM Centerline Rotor. The two piece rotor arrangement cleverly shaves precious grams by combining the